gullible.
Easily deceived or duped; naive, easily cheated or fooled.
Meaning & usage
Easily deceived or duped; naive, easily cheated or fooled.
Andrew is so gullible, the way he still believes in Santa Claus, the Easter Bunny, the Tooth Fairy, and the Sandman at the age of fourteen.
Where this word comes from
Origin uncertain. Either from gull (“to dupe, trick, fool”) + -ible; or alternatively from Middle English gole, goll, gol (“an unfledged bird, silly fellow”), perhaps from Old Norse gulr (“yellow, pale”), from the hue of its down.
A gullible person; someone easily fooled or tricked.
Where this word comes from
Origin uncertain. Either from gull (“to dupe, trick, fool”) + -ible; or alternatively from Middle English gole, goll, gol (“an unfledged bird, silly fellow”), perhaps from Old Norse gulr (“yellow, pale”), from the hue of its down.
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Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.
Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.